S.Edge.Composition = function (option) {
    let me = this;
    Q.doSuperConstructor(me, S.Node.Instance, [option.name]);
    me.setOption(me.option);
    me.setOption(option);
};

S.Edge.Composition.prototype = {
    xtype: 'composition'
}

Q.extend(S.Edge.Composition, Q.Edge);